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Release Tue, Sep 8, 2026 2 min read

Thunderbird for Android Thunderbird Beta 24.0b1

Original release notes

New:

  • Signatures can be formatted as HTML for individual identities (#11405)

Fixed:

  • Reply prompts users to choose Reply or Reply All when both are applicable (#7055)
  • Selected compose text was invisible in light theme due to white highlighting (#10974)
  • Status bar icons became unreadable when selecting messages in light theme (#11305)
  • Recipient expander would not collapse after editing message subject or body (#11375)
  • Thunderbird could crash when adding an attachment to a message using the camera (#11296)
  • Save All incorrectly saved each attachment using the content of the last file (#10965)
  • Editing queued mail as new used the default identity instead of the original one (#11348)
  • QR code scanner failed to open when no accounts were configured (#11276)
  • Unsupported QR codes did not display feedback after scanning (#8520)
  • With a hardware keyboard the focus could not leave To, Cc or Bcc (#8231)

Changed:

  • Long account names are resized to fit within two lines in the account drawer (#10229)

Contributors:

  • Thanks to: @aindriu80, @AvikMakwana, @chrisdebian, @Coding-Young, @coreycb, @dani-zilla, @danielcoderman, @Fjoerfoks, @harshasiddartha, @helakostain, @ibrahim-iqbal, @joshua-grimmett, @Klofutar, @kryoseu, @Logeshsharma, @Matthaiks, @mohitsatr, @mvanhorn, @oersen, @rafaeltonholo, @ramses-70, @rprys, @schorschii, @shamim-emon, @Shaurya2k06, @snowykte0426, @solokot, @wmontwe

New Contributors:

  • @mvanhorn made their first contribution in #11248
  • @AvikMakwana made their first contribution in #11301
  • @ibrahim-iqbal made their first contribution in #11309
  • @ramses-70 made their first contribution in #11389
  • @harshasiddartha made their first contribution in #11371
  • @chrisdebian made their first contribution in #11406
  • @danielcoderman made their first contribution in #11432
  • @Logeshsharma made their first contribution in #11460

Full Changelog: https://github.com/thunderbird/thunderbird-android/compare/THUNDERBIRD_23_0b1...THUNDERBIRD_24_0b1